White noise machine



FIG. 1 is a perspective view of a white noise machine showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines are for the purpose of illustrating portions of the white noise machine and form no part of the claimed design. 

CLAIM The ornamental design for a white noise machine, as shown and described. 